5d06506e86c888c9987bfa27ab19cc018244f449f61aec6f4547b56800ea3ae0

Analysis

max time kernel
171s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07-03-2024 10:59

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General

Target

b892dba210bc3bad34afe253e8aa0211.pdf
Size

76KB
MD5

b892dba210bc3bad34afe253e8aa0211
SHA1

c2fcdc3a87b0614d183e2bc90bebdac85dd296d4
SHA256

5d06506e86c888c9987bfa27ab19cc018244f449f61aec6f4547b56800ea3ae0
SHA512

760788bf875edaff0052c97d28b64de65f3cd697a46e21261521f35ca8599fd86703a5b1c465d6f665d53a66f15e8387944fbb49ec0053edffe44ca4c837b49d
SSDEEP

1536:UvQNPipRzOIPXV2XEwVLbeV1Y5rp0zlAWHz4gqRXAexRv2QpFQUiW9GPp/SWkpOh:pNmgAF2Ucfrp0zgAeP2Q8USx/xCCJ

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
912	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe
912	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 912 wrote to memory of 4980	912	AcroRd32.exe	94
PID 912 wrote to memory of 4980	912	AcroRd32.exe	94
PID 912 wrote to memory of 4980	912	AcroRd32.exe	94
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 3884	4980	RdrCEF.exe	95
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96
PID 4980 wrote to memory of 4344	4980	RdrCEF.exe	96

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\b892dba210bc3bad34afe253e8aa0211.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:912
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4980
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B91DFACF21BCF5DDF0105E077B7EDA83 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3884
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=104D811C1CE7F817F09BDBCE263B7EDE --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=104D811C1CE7F817F09BDBCE263B7EDE --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4344
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=FDA6C512729D6A4CC92CB6875771CACD --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1876
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=2743D123E766D2784EC44C74F6FBBED8 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=2743D123E766D2784EC44C74F6FBBED8 --renderer-client-id=5 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5036
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=0DC8C6A36606198935996AB7FFD739F9 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2912
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=9B089CD5127EA4D77C8A1BD1E647384D --mojo-platform-channel-handle=2804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
447d5c3ff400ee9a1eb01e28471b887b

SHA1
a09d26995792a2facdf06aeab026f91b3220c587

SHA256
a3f7be8588fa13367d687b033218259e43e84ec89451210cf344f785e6489e41

SHA512
484717f43254a61d6ba58743b24b513e2fb6c7eb1053beff8d473f7e0a7c44cd306b138f02dad7a8f4ef534ea481eace185e4ea985c95758602f326d83e6296b

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit